Nomenclature exercises

Give the IUPAC name for each structure described below.

1. Linear chain of 5 carbons, only single bonds.

Answer: pentane

2. Linear chain of 4 carbons with a double bond between carbons 1 and 2.

Answer: but-1-ene

3. Chain of 3 carbons with an -OH group on the central carbon.

Answer: propan-2-ol

4. Chain of 2 carbons with a -COOH group.

Answer: ethanoic acid